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| Mirrors > Home > MPE Home > Th. List > deccl | Structured version Visualization version GIF version | ||
| Description: Closure for a numeral. (Contributed by Mario Carneiro, 17-Apr-2015.) (Revised by AV, 6-Sep-2021.) |
| Ref | Expression |
|---|---|
| deccl.1 | ⊢ 𝐴 ∈ ℕ0 |
| deccl.2 | ⊢ 𝐵 ∈ ℕ0 |
| Ref | Expression |
|---|---|
| deccl | ⊢ ;𝐴𝐵 ∈ ℕ0 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-dec 12595 | . 2 ⊢ ;𝐴𝐵 = (((9 + 1) · 𝐴) + 𝐵) | |
| 2 | 9nn0 12412 | . . . 4 ⊢ 9 ∈ ℕ0 | |
| 3 | 1nn0 12404 | . . . 4 ⊢ 1 ∈ ℕ0 | |
| 4 | 2, 3 | nn0addcli 12425 | . . 3 ⊢ (9 + 1) ∈ ℕ0 |
| 5 | deccl.1 | . . 3 ⊢ 𝐴 ∈ ℕ0 | |
| 6 | deccl.2 | . . 3 ⊢ 𝐵 ∈ ℕ0 | |
| 7 | 4, 5, 6 | numcl 12607 | . 2 ⊢ (((9 + 1) · 𝐴) + 𝐵) ∈ ℕ0 |
| 8 | 1, 7 | eqeltri 2829 | 1 ⊢ ;𝐴𝐵 ∈ ℕ0 |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2113 (class class class)co 7352 1c1 11014 + caddc 11016 · cmul 11018 9c9 12194 ℕ0cn0 12388 ;cdc 12594 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2182 ax-ext 2705 ax-sep 5236 ax-nul 5246 ax-pow 5305 ax-pr 5372 ax-un 7674 ax-resscn 11070 ax-1cn 11071 ax-icn 11072 ax-addcl 11073 ax-addrcl 11074 ax-mulcl 11075 ax-mulrcl 11076 ax-mulcom 11077 ax-addass 11078 ax-mulass 11079 ax-distr 11080 ax-i2m1 11081 ax-1ne0 11082 ax-1rid 11083 ax-rnegex 11084 ax-rrecex 11085 ax-cnre 11086 ax-pre-lttri 11087 ax-pre-lttrn 11088 ax-pre-ltadd 11089 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2537 df-eu 2566 df-clab 2712 df-cleq 2725 df-clel 2808 df-nfc 2882 df-ne 2930 df-nel 3034 df-ral 3049 df-rex 3058 df-reu 3348 df-rab 3397 df-v 3439 df-sbc 3738 df-csb 3847 df-dif 3901 df-un 3903 df-in 3905 df-ss 3915 df-pss 3918 df-nul 4283 df-if 4475 df-pw 4551 df-sn 4576 df-pr 4578 df-op 4582 df-uni 4859 df-iun 4943 df-br 5094 df-opab 5156 df-mpt 5175 df-tr 5201 df-id 5514 df-eprel 5519 df-po 5527 df-so 5528 df-fr 5572 df-we 5574 df-xp 5625 df-rel 5626 df-cnv 5627 df-co 5628 df-dm 5629 df-rn 5630 df-res 5631 df-ima 5632 df-pred 6253 df-ord 6314 df-on 6315 df-lim 6316 df-suc 6317 df-iota 6442 df-fun 6488 df-fn 6489 df-f 6490 df-f1 6491 df-fo 6492 df-f1o 6493 df-fv 6494 df-ov 7355 df-om 7803 df-2nd 7928 df-frecs 8217 df-wrecs 8248 df-recs 8297 df-rdg 8335 df-er 8628 df-en 8876 df-dom 8877 df-sdom 8878 df-pnf 11155 df-mnf 11156 df-ltxr 11158 df-nn 12133 df-2 12195 df-3 12196 df-4 12197 df-5 12198 df-6 12199 df-7 12200 df-8 12201 df-9 12202 df-n0 12389 df-dec 12595 |
| This theorem is referenced by: 10nn0 12612 3declth 12626 3decltc 12627 decleh 12629 decmul1 12658 bpoly4 15968 fsumcube 15969 3dvds2dec 16246 dec2dvds 16977 dec5dvds2 16979 2exp8 17002 2exp11 17003 2exp16 17004 prmlem2 17033 37prm 17034 43prm 17035 83prm 17036 139prm 17037 163prm 17038 317prm 17039 631prm 17040 1259lem1 17044 1259lem2 17045 1259lem3 17046 1259lem4 17047 1259lem5 17048 1259prm 17049 2503lem1 17050 2503lem2 17051 2503lem3 17052 2503prm 17053 4001lem1 17054 4001lem2 17055 4001lem3 17056 4001lem4 17057 4001prm 17058 slotsbhcdif 17321 quart1cl 26792 quart1lem 26793 quart1 26794 log2ublem3 26886 log2ub 26887 log2le1 26888 birthday 26892 bpos1 27222 bpos 27232 1kp2ke3k 30428 9p10ne21 30452 dp3mul10 32885 dpmul1000 32886 dpadd 32898 dpmul 32900 dpmul4 32901 cos9thpiminplylem1 33816 hgt750lemd 34682 hgt750lem 34685 hgt750lem2 34686 hgt750leme 34692 tgoldbachgnn 34693 tgoldbachgt 34697 kur14lem9 35279 420gcd8e4 42119 12lcm5e60 42121 60lcm7e420 42123 3exp7 42166 3lexlogpow5ineq1 42167 3lexlogpow5ineq2 42168 3lexlogpow5ineq5 42173 aks4d1p1 42189 sqn5i 42403 decpmulnc 42405 decpmul 42406 sqdeccom12 42407 sq3deccom12 42408 235t711 42423 ex-decpmul 42424 sq45 42789 sum9cubes 42790 resqrtvalex 43762 imsqrtvalex 43763 inductionexd 44272 fmtno3 47675 fmtno4 47676 fmtno5lem1 47677 fmtno5lem2 47678 fmtno5lem3 47679 fmtno5lem4 47680 fmtno5 47681 257prm 47685 fmtno4prmfac 47696 fmtno4nprmfac193 47698 fmtno5faclem1 47703 fmtno5faclem2 47704 fmtno5faclem3 47705 fmtno5fac 47706 fmtno5nprm 47707 139prmALT 47720 31prm 47721 127prm 47723 m7prm 47724 m11nprm 47725 11t31e341 47856 2exp340mod341 47857 341fppr2 47858 nfermltl2rev 47867 evengpoap3 47923 bgoldbachlt 47937 tgoldbachlt 47940 ackval3012 48817 ackval41a 48819 ackval41 48820 ackval42 48821 |
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